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[Timo Aaltonen <tjaalton@xxxxxxxxxx>]

** Information type changed from Private to Public

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https://bugs.launchpad.net/bugs/1373554

Title:
  Xorg crashed with SIGSEGV in dixDestroyPixmap()

Status in “xorg-server” package in Ubuntu:
  New

Bug description:
  no clue

  ProblemType: Crash
  DistroRelease: Ubuntu 14.10
  Package: xserver-xorg-core 2:1.16.0-1ubuntu1
  ProcVersionSignature: Ubuntu 3.13.0-24.47-generic 3.13.9
  Uname: Linux 3.13.0-24-generic x86_64
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.14.7-0ubuntu2
  Architecture: amd64
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  Date: Wed Sep 24 17:15:38 2014
  DistUpgraded: 2014-09-18 11:52:29,671 DEBUG enabling apt cron job
  DistroCodename: utopic
  DistroVariant: ubuntu
  ExecutablePath: /usr/bin/Xorg
  ExtraDebuggingInterest: Yes, if not too technical
  GraphicsCard:
   Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: CLEVO/KAPOK Computer Device [1558:6500]
     Subsystem: CLEVO/KAPOK Computer Device [1558:6500]
  InstallationDate: Installed on 2014-03-24 (184 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140323)
  MachineType: Notebook W650EH
  ProcCmdline: /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
  ProcEnviron:
   
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-24-generic root=/dev/mapper/ubuntu--vg-root ro locale=pt_PT quiet splash acpi_backlight=vendor vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7fb2a98af64e <IgnoreClient+14>:	mov    (%rax),%ebx
   PC (0x7fb2a98af64e) ok
   source "(%rax)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%ebx" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: xorg-server
  StacktraceTop:
   dixDestroyPixmap ()
   ?? ()
   FreeClientResources ()
   CloseDownClient ()
   ?? ()
  Title: Xorg crashed with SIGSEGV in dixDestroyPixmap()
  UpgradeStatus: Upgraded to utopic on 2014-09-18 (6 days ago)
  UserGroups:
   
  dmi.bios.date: 04/08/2013
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 4.6.5
  dmi.board.asset.tag: Tag 12345
  dmi.board.name: W650EH
  dmi.board.vendor: Notebook
  dmi.board.version: Not Applicable
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: No Enclosure
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr4.6.5:bd04/08/2013:svnNotebook:pnW650EH:pvrNotApplicable:rvnNotebook:rnW650EH:rvrNotApplicable:cvnNoEnclosure:ct9:cvrN/A:
  dmi.product.name: W650EH
  dmi.product.version: Not Applicable
  dmi.sys.vendor: Notebook
  version.compiz: compiz 1:0.9.12+14.10.20140812-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.56-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.2.6-1ubuntu3
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.2.6-1ubuntu3
  version.xserver-xorg-core: xserver-xorg-core 2:1.16.0-1ubuntu1
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.4.0-2ubuntu2
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.914-1~exp1ubuntu3
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2
  xserver.bootTime: Wed Sep 24 18:04:35 2014
  xserver.configfile: default
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                                5563 
   vendor                                     CMN
  xserver.version: 2:1.16.0-1ubuntu1

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